package com.tgy.demo2;

/***
 * @ClassName: UserService
 * @Description:
 * @Auther: 送一一块二向箔
 * @Date: 15:03 2021/12/17
 * @version : V1.0
 */
public interface UserService {
    public void add();
    public void delete();
    public void update();
    public void select();
}
